Question

Columbus’s theory that he could reach Asia by sailing west was considered daring because

Answer 1

The answer is:  [C]:
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      "some people believed that such a long voyage would be impossible."
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Answer 2

Answer:

The answer is: C. Some people believed that such a long trip would be impossible.

Explanation:

Columbus proposed his project to the kings of Castile and Aragon, Isabel and Fernando, who did not accept it because a commission of experts ruled that it was impossible for what Columbus said to be true.

The answer is: C. Some people believed that such a long trip would be impossible.